A Distribution Has μ = 40 and σ= 5

question 3

Multiple Choice

A distribution has μ = 40 and σ= 5. Yan scored two standard deviations above the mean. Yan's score was ________.

• A) 45
• B) 50
• C) 55
• D) 60

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Definitions:

Startle Reflex

The startle reflex is an involuntary reaction in humans and animals to sudden, unexpected stimuli, such as loud noises or quick movements, characterized by swift physical movements such as jumping or blinking.

Newborn

A term for an infant who is in the first few hours to weeks of life, displaying basic reflexes and beginning to adapt to the external world.

Brain Cells

General term for the cells in the brain, including neurons and glial cells, which together support neurological function.

Neural Connections

The links between neurons in the brain that enable transmission of signals and form the basis of all thoughts, emotions, and behaviors.